costly
adj.
late 14c., from cost + -ly(1). Earlier formation with the same sense were costful (mid-13c.), costious (mid-14c.).
| 词汇 | costly |
| 词根词缀 | Online Etymology Dictionary costly adj. late 14c., from cost + -ly(1). Earlier formation with the same sense were costful (mid-13c.), costious (mid-14c.). |
| 随便看 |
英语词根词缀词典收录了54763条英语词根词缀词条，基本涵盖了全部常用英语词汇的词根、词缀及词根记忆法解析，是记忆英语词汇的必备工具。